Overview

overview

10

Static

static

10

Client-built.exe

windows7-x64

10

Client-built.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • Sample

    240519-ede26ahb56

  • MD5

    ae02283593dc891884170b46eb346a51

  • SHA1

    7fbb3b77f2be8fe31bca479b857d18c421edc75c

  • SHA256

    f4c8833b95732e318e0aa9264b6ec318f50154039775935798bbae9b9de6cafa

  • SHA512

    a57e2643e9dd167bd53596ac8be751cb66f7b28b87462e7fded3ee83fa8c8b962822c217fa27692e1a5252e1e862bbb758bf42e3fc8aac755019670fbdb5b66a

  • SSDEEP

    98304:ovxL26AaNeWgPhlmVqkQ7XSKmBRJ6BweYR:2/4SDEwpR

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

littlebirdyy-26683.portmap.host:26683

Mutex

91a6c51e-b9c8-459f-82b5-8fd3ea82ad14

Attributes
  • encryption_key

    91837990C32A7683311E3E452264F10B98C1534B

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Microsoft Service

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      ae02283593dc891884170b46eb346a51

    • SHA1

      7fbb3b77f2be8fe31bca479b857d18c421edc75c

    • SHA256

      f4c8833b95732e318e0aa9264b6ec318f50154039775935798bbae9b9de6cafa

    • SHA512

      a57e2643e9dd167bd53596ac8be751cb66f7b28b87462e7fded3ee83fa8c8b962822c217fa27692e1a5252e1e862bbb758bf42e3fc8aac755019670fbdb5b66a

    • SSDEEP

      98304:ovxL26AaNeWgPhlmVqkQ7XSKmBRJ6BweYR:2/4SDEwpR

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks